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Ticket #19634: #19634-broken_hash_methods.diff

File #19634-broken_hash_methods.diff, 2.3 KB (added by regebro, 12 years ago)

diff --git a/django/db/backends/__init__.py b/django/db/backends/__init__.py
index 958982b..18764b8 100644

                class BaseDatabaseWrapper(object):
     def __ne__(self, other):
         return not self == other
+    # You can have several connections with the same parameters,
+    # and they should not have the same hash.
     __hash__ = object.__hash__
     def get_connection_params(self):

diff --git a/django/db/models/fields/__init__.py b/django/db/models/fields/__init__.py
index b70d235..178401c 100644

                class Field(object):
             return self.creation_counter < other.creation_counter
         return NotImplemented
+    __hash__ = object.__hash__
+    def __hash__(self):
+        return hash(self.creation_counter)
     def __deepcopy__(self, memodict):
         # We don't have to deepcopy very much here, since most things are not

diff --git a/django/dispatch/saferef.py b/django/dispatch/saferef.py
index 7423669..c7731d4 100644

                class BoundMethodWeakref(object):
     __repr__ = __str__
+    __hash__ = object.__hash__
+    def __hash__(self):
+        return hash(self.key)
     def __bool__( self ):
         """Whether we are still a valid reference"""

diff --git a/django/test/html.py b/django/test/html.py
index 2f6e4c9..cda9dfa 100644

                class Element(object):
             return False
         return True
+    __hash__ = object.__hash__
+    def __hash__(self):
+        return hash((self.name,) + tuple(a for a in self.attributes))
     def __ne__(self, element):
         return not self.__eq__(element)

diff --git a/django/utils/functional.py b/django/utils/functional.py
index 1b5200c..6135175 100644

                def lazy(func, *resultclasses):
                 other = other.__cast()
             return self.__cast() < other
+        __hash__ = object.__hash__
+        def __hash__(self):
+            return hash(self.__cast())
         def __mod__(self, rhs):
             if self._delegate_bytes and not six.PY3: